3906272 has 24 divisors (see below), whose sum is σ = 7824600. Its totient is φ = 1919104.

The previous prime is 3906269. The next prime is 3906283. The reversal of 3906272 is 2726093.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 854 + ... + 2922.

It is an arithmetic number, because the mean of its divisors is an integer number (326025).

Almost surely, 2^3906272 is an apocalyptic number.

3906272 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3906272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3912300).

3906272 is an abundant number, since it is smaller than the sum of its proper divisors (3918328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3906272 is a wasteful number, since it uses less digits than its factorization.

3906272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2138 (or 2130 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 3906272 is about 1976.4291032061. The cubic root of 3906272 is about 157.4904268978.

The spelling of 3906272 in words is "three million, nine hundred six thousand, two hundred seventy-two".